package com.laijiale.component;

import com.auth0.jwt.exceptions.TokenExpiredException;
import com.laijiale.exception.ServiceException;
import com.laijiale.result.Result;
import com.laijiale.result.ResultCode;
import lombok.extern.slf4j.Slf4j;
import org.springframework.dao.DuplicateKeyException;
import org.springframework.validation.FieldError;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;
@Slf4j
@RestControllerAdvice(basePackages = "com.laijiale.controller")
public class ExceptionAdvice {
    @ExceptionHandler(ServiceException.class)
    public Object serviceException(ServiceException e){
        log.error("业务异常："+e.getMessage());
        return new Result<>(ResultCode.FAILED,e.getMessage());
    }
    @ExceptionHandler(TokenExpiredException.class)
    public Object TokenExpiredException(TokenExpiredException e){
        log.error("Token异常："+e.getMessage());
        return new Result<>(ResultCode.TOKEN_FAILED,e.getMessage());
    }
    @ExceptionHandler(MethodArgumentNotValidException.class)
    public Object methodArgumentNotValidException(MethodArgumentNotValidException e) {

        // 获取bindingResult中所有属性错误信息集合中的第一个属性错误
        FieldError firstFieldError = e.getBindingResult().getFieldErrors().get(0);

        // 异常信息 : "xxx实例的xxx属性校验失败: xxx异常信息"
        String message = String.format("%s实例的%s属性校验失败: %s",
                firstFieldError.getObjectName(),
                firstFieldError.getField(),
                firstFieldError.getDefaultMessage());

        // 记录日志
        log.error(message);

        // 响应
        return new Result<>(ResultCode.VALIDATE_FAILED, message);
    }
    @ExceptionHandler(DuplicateKeyException.class)
    public Object duplicateKeyException(DuplicateKeyException e) {
        String msg = e.getMessage();
        if(msg != null){
            msg = msg.substring(msg.indexOf("entry") + 6, msg.indexOf("' for")) + "已存在";
        }
        log.error("约束异常: " + msg);
        return new Result<>(ResultCode.FAILED, msg);
    }
    @ExceptionHandler(Exception.class)
    public Object exception(Exception e){
        log.error("其他异常"+e.getMessage());
        return new Result<>(ResultCode.FAILED,e.getMessage());

    }

}
